<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <form action="http://localhost:8080/user" method="post">
        用户名：<input type="text" name="username"><br>
        密  码：<input type="text" name="password"><br>
        兴趣爱好：<input type="checkbox" name="hobby" value="java">java
        <input type="checkbox" name="hobby" value="C++">c++
        <input type="checkbox" name="hobby" value="js">js<br>
        <input type="submit">

    </form>
</body>
</html>